From Sahih Muslim (Hadith 2876):
Abdullah b. Umar (Allah be pleased with them) reported Allah's Messen- ger (ﷺ) as saying:Five (are the animals) which, it one kills them In the state of Ihram, entail no sin for one (who does it): scorpion, rat, voracious dog, crow and kite
Reference: Muslim 2876